Anyone under the age of 18 (Family Law Reform Act 1969). There are restrictions which have been set by Parliament on what children can do. The age varies for different matters. Some of the limits are shown below.
A child of 16 and over can give consent to medical treatment under the Family Law Reform Act 1969. A child under 16 is able to do this when he is mature enough to understand the implications of what he is doing (he is Gillick competent ).